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US Life Expectancy vs US Military Expenditure

US Life Expectancy and US Military Expenditure correlate at r = -0.88 over 65 years (1960–2024), p < 0.0001. With the time trend removed, r = -0.36. Interpret with caution.

Verdict: Interpret with caution. Much of the apparent link is driven by a shared time trend: r falls from -0.88 to -0.36 once the trend is removed.

Pearson r
-0.88
p-value
< 0.0001
Years compared (n)
65 (1960–2024)
95% confidence interval
-0.93 to -0.81
Correlation with the time trend removed
-0.36

Sources

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Correlation does not imply causation. How the verdict is worked out.